Lab 3 +4 - Knee & Thigh Origins + Insertions Flashcards
popliteus
O: lateral femoral condyle
I: proximal posterior tibia
A: knee flexion/internal rotation
tibial nerve
vastus lateralis
O: greater trochanter femur
I: patellar tendon
A: extend knee
femoral nerve
vastus medialis
O: medial femur
I: patellar tendon
A: extend knee
femoral nerve
rectus femoris
O: anterior inferior iliac spine
I: patellar tendon
A: extend knee, flex hip
femoral nerve
vastus intermedius
O: anterior femur
I: patellar tendon
A: extend knee
femoral nerve
semimembranosus
O: ischial tuberosity
I: medial tibial condyle
A: hip extension, knee flexion
tibial nerve
semitendinosus
O: ischial tuberosity
I: pes anserinus
A: knee flexion, hip extension
tibial nerve
gracilis
O: inferior pubic ramus
I: pes anserinus
A: flex hip, flex knee
obturator nerve
sartorius
O: asis
I: pes anserinus
A: hip flexion, knee flexion
femoral nerve
biceps femoris (long head)
O: ischial tuberosity
I: head of fibula
A: flex knee, extend hip
tibial nerve
biceps femoris (short head)
O: linea aspera of femur I: head of fibula A: flex knee, extend hip tibial nerve common fibular nerve
iliacus
O: iliac fossa
I: lesser trochanter w/ psoas
A: flex hip, ER hip,
In: femoral nerve
pectineus
O: pectineal line of pubis
I: pectineal line of femur
A: adduction, IR, flex hip
In: femoral & obturator nerves
adductor longus
O: superior pubic ramus
I: linea aspera of femur
A: adduction, flex hip, IR
In: obturator nerve
adductor brevis
O: inferior pubic ramus
I: linea aspera of femur
A: adduction, flex hip, IR
In: obturator nerve
